improve vzarchive scripts

vz/vzarchive.sh

 #!/bin/bash
 
 SERVER=$1
-DESTINATION=/var/ftp/pvt/Etersoft/ARCHIVE/vz/$1/$2
+VZID=$2
+DESTINATION=/var/ftp/pvt/Etersoft/ARCHIVE/vz/${SERVER}/${VZID}
 
-[ $# -ne 2 ] && echo 'Input HOSTNAME and VEID as parameters...' && exit 1
+errmsg(){
+  echo "$@"
+  exit 1
+}
 
-mkdir -p "$DESTINATION"
+[ $# -ne 2 ] && errmsg "Input HOSTNAME and VEID as parameters..."
+ssh ${SERVER} "vzctl stop ${VZID}" &>/dev/null || errmsg "Can't connect to the selected VZ. Check ssh-connection or ID."
 
-if [ -f "$DESTINATION/root_$2.tar.gz" ]
-then
-  echo "WARNING ! The destination archive exists... Remove it manually."
-  exit 3
-fi
+mkdir -p "$DESTINATION" || errmsg "Can't create the destination dir."
+[ -f "$DESTINATION/root_${VZID}.tar.gz" ] && errmsg "WARNING ! The destination archive exists... Remove it manually."
 
-ssh $SERVER "tar -czf  /tmp/root_$2.tar.gz -C /var/lib/vz/private/ $2" || exit 2
+ssh $SERVER "tar -czf  /tmp/root_${VZID}.tar.gz -C /var/lib/vz/private/ ${VZID}" || errmsg "Something wrong while tar-archive processing. Check it."
 
-scp $SERVER:/tmp/root_$2.tar.gz "$DESTINATION" && ssh $SERVER "rm -f /tmp/root_$2.tar.gz"
-scp $SERVER:/etc/vz/conf/$2.conf "$DESTINATION" && ssh $SERVER "rm -f /etc/vz/conf/$2.conf"
-scp $SERVER:/etc/vz/conf/$2.mount "$DESTINATION" && ssh $SERVER "rm -f /etc/vz/conf/$2.mount"
-scp $SERVER:/etc/vz/conf/$2.umount "$DESTINATION" && ssh $SERVER "rm -f /etc/vz/conf/$2.umount"
+scp ${SERVER}:/etc/vz/conf/${VZID}.mount "$DESTINATION"
+scp ${SERVER}:/etc/vz/conf/${VZID}.umount "$DESTINATION"
+scp ${SERVER}:/etc/vz/conf/${VZID}.conf "$DESTINATION" && scp $SERVER:/tmp/root_${VZID}.tar.gz "$DESTINATION" && ssh $SERVER "rm -f /tmp/root_${VZID}.tar.gz" && ssh ${SERVER} "vzctl destroy ${VZID}"

vz/vzarchive_cellar.sh

 #!/bin/bash
 
-DESTINATION=/var/ftp/pvt/Etersoft/ARCHIVE/vz/cellar
-mkdir -p "$DESTINATION"
+VZID="$1"
+DESTINATION=/var/ftp/pvt/Etersoft/ARCHIVE/vz/cellar/${VZID}
 
-[ $# -eq 0 ] && echo 'Input VEID as parameter...' && exit 1
+errmsg(){
+  echo "$@"
+  exit 1
+}
 
-tar -czf  root_$1.tar.gz -C /var/lib/vz/private/ $1 || exit 2
+[ $# -ne 1 ] && errmsg "Enter VZID as only parameter."
 
-mkdir "$DESTINATION"/$1
+vzctl stop ${VZID} &>/dev/null || errmsg "No such ID."
+
+mkdir -p "${DESTINATION}" || errmsg "Can't create the destination folder"
+
+tar -czf  root_${VZID}.tar.gz -C /var/lib/vz/private/ ${VZID} || errmsg "Something goes wrong with tar-processing. Check it."
+
+
+cp -v /etc/vz/conf/${VZID}.mount "${DESTINATION}/"
+cp -v /etc/vz/conf/${VZID}.umount "${DESTINATION}/"
+cp -v /etc/vz/conf/${VZID}.conf "${DESTINATION}/" && mv -v root_${VZID}.tar.gz "${DESTINATION}/" && vzctl destroy ${VZID}
 
-mv -v root_$1.tar.gz "$DESTINATION"/$1
-mv -v /etc/vz/conf/$1.conf "$DESTINATION"/$1/
-mv -v /etc/vz/conf/$1.mount "$DESTINATION"/$1/
-mv -v /etc/vz/conf/$1.umount "$DESTINATION"/$1/